Patent Assignment
Reel/Frame 046870/0383
Assignment of Assignor's Interest
Recorded: 2018-09-13
Pages: 6
Assignors
SANDANAYAKA, VINCENT P.
Executed: 2013-01-07
SHACHAM, SHARON
Executed: 2013-04-29
MCCAULEY, DILARA
Executed: 2013-04-29
SHECHTER, SHARON
Executed: 2013-04-29
Assignee
KARYOPHARM THERAPEUTICS INC.
85 WELLS AVENUE, NEWTON, MASSACHUSETTS, 02459
Covered Property
(1)
Hydrazide Containing Nuclear Transport Modulators and Uses Thereof
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Notice of Security Interest in Patents
Sep 27, 2019
From: KARYOPHARM THERAPEUTICS INC.
To: HCR COLLATERAL MANAGEMENT, LLC
Reel/Frame 050575/0574 →
Security Interest
May 8, 2024
From: KARYOPHARM THERAPEUTICS INC.
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 067345/0255 →
Second Lien Patent Security Agreement
May 13, 2024
From: KARYOPHARM THERAPEUTICS INC.
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 067396/0532 →
Patent Security Agreement
Oct 10, 2025
From: KARYOPHARM THERAPEUTICS INC.
To: WILMINGTON SAVINGS FUND SOCIETY, FSB, AS COLLATERAL TRUSTEE
Reel/Frame 073058/0504 →
Release of Security Interest in Patents at Reel/Frame No. 67396/0532
Oct 14, 2025
From: WILMINGTON SAVINGS FUND SOCIETY, FSB, AS AGENT
To: KARYOPHARM THERAPEUTICS INC.
Reel/Frame 073111/0142 →